Yes — 4brotherauto-sales.com has IPv6.

Has both IPv4 (A) and IPv6 (AAAA) addresses.

B
IPv6 readiness
Works over IPv6, with one gap: its mail servers lack IPv6.
Website over IPv6
4brotherauto-sales.com has 2 IPv6 addresses and answers on every one we tested.
✓ 2606:4700:3030::6815:3ec6 answers · 443✓ 2606:4700:3033::ac43:8ac2 answers · 443
yes
Mail servers (MX) have IPv6
None of the mail servers has an AAAA record.
mx1.titan.email ✗mx2.titan.email ✗
no
Nameservers have IPv6
2 of 2 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.
darwin.ns.cloudflare.com ✓may.ns.cloudflare.com ✓
yes
HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate: HTTP 200.
https://4brotherauto-sales.com/ via 2606:4700:3030::6815:3ec6 → 200
works
 Which outside scripts, fonts, payments or chat 4brotherauto-sales.com loads from have no IPv6.
 Load 4brotherauto-sales.com over IPv6 from up to six other places — a second opinion.

What's keeping 4brotherauto-sales.com from an A

  1. Mail servers without IPv6
    mx1.titan.email, mx2.titan.email have no AAAA record, so mail from IPv6-only servers can't reach them directly. If a provider runs your mail, that's their setting; if you run it, add AAAA records for these hosts.

Check again

4brotherauto-sales.com  Has IPv6

A (IPv4)104.21.62.198
172.67.138.194
AAAA (IPv6)2606:4700:3030::6815:3ec6
2606:4700:3033::ac43:8ac2

Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).

Copy the evidence — a citation-ready record of this measurement

 Permanent link: aaaa.bot/r/WkD4wPY9I- · How we measure

Checked 2026-11-07 21:39:23 UTC. Full DNS report: dns.pizza/domain/4brotherauto-sales.com · Age, certificate and blocklists: how.is/4brotherauto-sales.com · JSON: /api/v1/4brotherauto-sales.com